CN203432571U - Monitoring device for engineering-machinery rotation angle - Google Patents
Monitoring device for engineering-machinery rotation angle Download PDFInfo
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- CN203432571U CN203432571U CN201320514647.7U CN201320514647U CN203432571U CN 203432571 U CN203432571 U CN 203432571U CN 201320514647 U CN201320514647 U CN 201320514647U CN 203432571 U CN203432571 U CN 203432571U
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- gear
- coupling shaft
- monitoring device
- supporting plate
- angular transducer
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Abstract
The utility model discloses a monitoring device for an engineering-machinery rotation angle. The monitoring device includes a connection shaft, a blocking cylinder and a supporting plate. A gear is fixedly connected with the connection shaft at the position of a center hole of the gear. The connection shaft is embedded into the blocking cylinder. The distance between the biggest circular bead on the connection shaft and the internally-convex circle surface of the blocking cylinder is 2 to 5mm. A detection shaft of an angle sensor is inserted into a lower-end hole of the connection shaft. The angle sensor and the connection shaft are connected through a screw II. The blocking cylinder, the supporting plate and the angle sensor are fixedly connected through three screws III which are uniformly distributed in a circumferential direction. Fixing holes are arranged in the supporting plate. The beneficial effects of the monitoring device for the engineering-machinery rotation angle are that the structure is simple and compact; the device is directly fixed on an installation bottom plate of a pivoting support through the supporting plate so that the device is simple in installation method and flexible in position and at the same time the cost of machining is reduced; the connection shaft is embedded into the blocking cylinder to protect the angle sensor from being collided and damaged a work; and all rotational-type engineering machineries can use the monitoring device so that transportability of the monitoring device is high.
Description
Technical field
The utility model relates to a kind of monitoring device, specifically the monitoring device of a kind of engineering machinery angle of revolution.
Background technology
In the one-side operation system of engineering machinery, position monitoring to operation part is essential, the particularly monitoring to the operation part anglec of rotation, this just need to install one or more for monitoring the angular transducer of angle, engineering machinery for upper threading row revolution operation, its basic structure is: upper dress links together by pivoting support and the car body of getting off, and drives upper dress to be rotated by drive motor pivoting support, can realize the scope of work of 360 ° like this.If the engineering machinery such as concrete mixer, truck-mounted crane, excavator are all this structures.The installation of angle monitor device is just associated with pivoting support, and by detecting the rotation of pivoting support, indirect detection goes out the anglec of rotation of operation part.Angular transducer is a kind of parts that rotate class, detect the anglec of rotation of detected parts, so the input of its signal must complete by axial workpiece by the counting anglec of rotation and rotating cycle.Complicated due to struction machine structures, angular transducer cannot directly be monitored operation part, angular transducer be mounted for a difficult point.
The revolution operation part of engineering machinery is by drive motor rotary reducer, gear engagement through rotary reducer and pivoting support realizes rotation again, existing technical scheme has two kinds: as shown in Figure 1, a kind of is that angular transducer 2 is arranged on the output shaft of rotary reducer 3, the detection axle of angular transducer 2 and the output shaft of rotary reducer 3 are by shaft coupling or be directly rigidly connected, the housing of fixed angle sensor 2, when rotary reducer 3 rotates like this, drive the detection axle rotation of angular transducer 2, realize the object of angle counting.
As shown in Figure 2, the another kind of mounting hole of centre distance processing coordinating according to gear on pivoting support 1 mounting base, is fixedly mounted on this device in mounting hole.The axle head of gear is connected with the detection axle of angular transducer 2 by flexible clutch, and angular transducer 2 is fixed on below pivoting support 1 mounting base.During work, pivoting support 1 driven gear 6 rotations, gear 6 rotates by key band moving axis, and axle drives the detection axle of angular transducer 2 to rotate by flexible clutch, thereby realizes the detection of the anglec of rotation.
The shortcoming that scheme 1 exists: it is single that (1) this device is mounted in ，Qi installation site, speed reducer output shaft top, and the restriction due to space sometimes cannot realize installation; (2) in order being connected with rotary reducer output shaft, need to change a social system rotary reducer, or rotary reducer to need specific customization, to have increased purchase cost and production cost; (3) angular transducer is arranged on output shaft top, need to be fixed angular transducer, to guarantee the right alignment of coupling shaft and the rotary reducer output shaft of angular transducer, has increased the difficulty of processing of installing mechanism.
The shortcoming that scheme 2 exists: (1) need to increase the protective device of angular transducer, with protect angular transducer in rugged environment not by clashing and breaking, increased Design and manufacture cost; (2) install part used many, complex structure, economical not; (3) the device mounting hole on pivoting support mounting base needs machine work, has increased mach cost.
Utility model content
The problem existing for above-mentioned prior art, the utility model provides the monitoring device of a kind of engineering machinery angle of revolution, simple and compact for structure, easily processes and installs, portable strong.
To achieve these goals, the monitoring device of a kind of engineering machinery of the present utility model angle of revolution, comprises gear, coupling shaft, gear cylinder, supporting plate and angular transducer, and gear therein heart hole site is fixedly connected with coupling shaft; Coupling shaft embeds in gear cylinder, and the maximum shoulder on coupling shaft is 2～5mm with the distance of the convex disc of gear cylinder, and the lower stomidium interpolation of coupling shaft enters the detection axle of angular transducer, by screw II, angular transducer and coupling shaft is fixed; By three circumferentially uniform screw III, gear cylinder, supporting plate and angular transducer are fixedly linked, fixed orifice is set on supporting plate.
Further, coupling shaft is connected with gear cylinder by bearing.
Preferably, fixed orifice is slotted hole.
Preferably, gear is connected with coupling shaft by screw.
Preferably, baffle plate is placed in the keyway of upper surface of gear center hole, and the top of coupling shaft arranges keyway accordingly, and keyway is connected as a single entity gear and coupling shaft, by screw I, gear is fixed on coupling shaft.
Principle of work: the rotation of pivoting support driven gear, gear can drive coupling shaft rotation, and coupling shaft bottom is connected with the detection axle of angular transducer, drives the detection axle rotation of angular transducer simultaneously, thereby realizes the detection to angle of revolution.
The beneficial effects of the utility model are: the coupling shaft in this monitoring device has replaced shaft coupling of the prior art, simple and compact for structure; As long as assurance pinion wheel coordinates with pivoting support gear, by supporting plate, directly this device is fixed on to pivoting support mounting base, mounting means is simple, installation site is flexible, installation difficulty reduces, also reduced mach cost simultaneously; Gear cylinder in this monitoring device is embedded in coupling shaft, protection angular transducer in when work not by clashing and breaking; In the engineering machinery of rotation class, can use this monitoring device, portable strong.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing scheme one;
Fig. 2 is the structural representation of existing scheme two;
Fig. 3 is work schematic diagram of the present utility model;
Fig. 4 is the enlarged drawing of the A part in Fig. 3;
Fig. 5 is the decomposing schematic representation of Fig. 4.
In figure: 1, pivoting support, 2, angular transducer, 3, rotary reducer, 4, screw I, 5, baffle plate, 6, gear, 7, coupling shaft, 8, screw II, 9, gear cylinder, 10, supporting plate, 11, fixed orifice, 12, screw III.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
The monitoring device of a kind of engineering machinery of the present utility model angle of revolution, comprises gear 6, coupling shaft 7, gear cylinder 9, supporting plate 10 and angular transducer 2, and gear 6 therein heart hole site is fixedly connected with coupling shaft 7; Coupling shaft 7 embeds in gear cylinder 9, and the maximum shoulder on coupling shaft 7 is 2～5mm with the distance of the convex disc of gear cylinder 9, and the lower stomidium interpolation of coupling shaft 7 enters the detection axle of angular transducer 2, by screw II 8, angular transducer 2 and coupling shaft 7 is fixing; By three circumferentially uniform screw III 12, gear cylinder 9, supporting plate 10 and angular transducer 2 are fixedly linked, fixed orifice 11 is set on supporting plate 10.
As shown in Figure 3, when this monitoring device is installed on complete machine, only need on rotary decelerating machine support, process three threaded holes, it is matched with the fixed orifice 11 on supporting plate 10, be bolted on pivoting support mounting base.
During work, 6 rotations of pivoting support driven gear, gear 6 drives coupling shaft 7 rotations, and coupling shaft 7 bottoms are connected with the detection axle of angular transducer 2, just drive the detection axle rotation of angular transducer 2, thereby realize the detection to angle of revolution.
During this device busy, gear cylinder 9 is motionless, and just cover coupling shaft 7 is inside done gyration, for strengthening the reliability of this device, can between coupling shaft 7 and gear cylinder 9, a bearing be set, and this bearing can closely cooperate with coupling shaft 7 and gear cylinder 9 simultaneously.
In this device, the fixed orifice of supporting plate 10 is preferably selected slotted hole, can conveniently regulate installation site like this, can guarantee the sideshake of the parallel of big or small gear centre line and engagement, makes duty more steady.
Embodiment mono-:
The gear 6 of this device is heart hole site therein, by screw, is fixedly connected with coupling shaft 7; Coupling shaft 7 is connected with gear cylinder 9 by bearing, and the lower stomidium interpolation of coupling shaft 7 enters the detection axle of angular transducer 2, by screw II 8, angular transducer 2 and coupling shaft 7 is fixing; By three circumferentially uniform screw III 12, gear cylinder 9, supporting plate 10 and angular transducer 2 are fixedly linked, fixed orifice 11 is set on supporting plate 10.
Embodiment bis-:
As shown in Figure 4 and Figure 5, the baffle plate 5 in this device is placed in the keyway of upper surface of gear 6 center pits, and the top of coupling shaft 7 arranges keyway accordingly, and keyway is connected as a single entity gear 6 and coupling shaft 7, by screw I 4, gear 6 is fixed on coupling shaft 7; Coupling shaft 7 embeds in gear cylinder 9, and the maximum shoulder on coupling shaft 7 is 4mm with the distance of the convex disc of gear cylinder 9, and the lower stomidium interpolation of coupling shaft 7 enters the detection axle of angular transducer 2, by screw II 8, angular transducer 2 is connected with coupling shaft 7; By three circumferentially uniform screw III 12, gear cylinder 9, supporting plate 10 and angular transducer 2 are fixedly linked, on this supporting plate 10, fixed orifice 11 are set.
Claims (5)
1. the monitoring device of an engineering machinery angle of revolution, comprise angular transducer (2) and gear (6), it is characterized in that, also comprise coupling shaft (7), gear cylinder (9) and supporting plate (10), described gear (6) therein heart hole site is fixedly connected with coupling shaft (7)
Described coupling shaft (7) embeds in gear cylinder (9), maximum shoulder on described coupling shaft (7) is 2～5mm with the distance of the convex disc of gear cylinder (9), the lower stomidium interpolation of described coupling shaft (7) enters the detection axle of angular transducer (2), by screw II (8), angular transducer (2) and coupling shaft (7) is fixing;
By circumferentially uniform three screw III (12), gear cylinder (9), supporting plate (10) and angular transducer (2) are fixedly linked, fixed orifice (11) is set on described supporting plate (10).
2. the monitoring device of engineering machinery according to claim 1 angle of revolution, is characterized in that, described coupling shaft (7) is connected with gear cylinder (9) by bearing.
3. the monitoring device of engineering machinery according to claim 1 and 2 angle of revolution, is characterized in that, described fixed orifice (11) is slotted hole.
4. the monitoring device of engineering machinery according to claim 3 angle of revolution, is characterized in that, described gear (6) is connected with coupling shaft (7) by screw.
5. the monitoring device of engineering machinery according to claim 3 angle of revolution, it is characterized in that, also comprise baffle plate (5), described baffle plate (5) is placed in the keyway of upper surface of gear (6) center pit, the top of described coupling shaft (7) arranges keyway accordingly, described keyway is connected as a single entity gear (6) and coupling shaft (7), by screw I (4), gear (6) is fixed on coupling shaft (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514647.7U CN203432571U (en) | 2013-08-21 | 2013-08-21 | Monitoring device for engineering-machinery rotation angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514647.7U CN203432571U (en) | 2013-08-21 | 2013-08-21 | Monitoring device for engineering-machinery rotation angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203432571U true CN203432571U (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320514647.7U Expired - Lifetime CN203432571U (en) | 2013-08-21 | 2013-08-21 | Monitoring device for engineering-machinery rotation angle |
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| Country | Link |
|---|---|
| CN (1) | CN203432571U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063076A (en) * | 2017-06-19 | 2017-08-18 | 苏州麦克韦尔自动化设备有限公司 | A kind of needle-valve stacking disc spins detect thermomechanical components |
| CN112762883A (en) * | 2020-12-29 | 2021-05-07 | 中国航空工业集团公司西安飞机设计研究所 | Device and method for measuring deflection angle of control surface of slat |
| CN112880709A (en) * | 2021-01-14 | 2021-06-01 | 清华大学 | Unmanned excavator rotating platform angle measurement system |
-
2013
- 2013-08-21 CN CN201320514647.7U patent/CN203432571U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063076A (en) * | 2017-06-19 | 2017-08-18 | 苏州麦克韦尔自动化设备有限公司 | A kind of needle-valve stacking disc spins detect thermomechanical components |
| CN112762883A (en) * | 2020-12-29 | 2021-05-07 | 中国航空工业集团公司西安飞机设计研究所 | Device and method for measuring deflection angle of control surface of slat |
| CN112880709A (en) * | 2021-01-14 | 2021-06-01 | 清华大学 | Unmanned excavator rotating platform angle measurement system |
| CN112880709B (en) * | 2021-01-14 | 2022-05-06 | 清华大学 | Unmanned excavator rotating platform angle measurement system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |